Wladziu Valentino Liberace, who died in 1987, was the highest paid entertainer in the world during the 50s, 60s and 70s. "He was Elton John and Lady Gaga before they even dreamed of it," said HBO producer Jerry Weintraub.

While Douglas and Damon both appeared in Soderbergh's 2011 film 'Contagion,' this will be the first time they act together. 'Behind the Candelabra' is scheduled to shoot next summer.